uxcell 100Pcs Red Steel Paper Insulation Washers Meson M3 8mm Outer Diameter Product Name : Insulated Washers;Overall Size : 8 x 3x 1.2mm/ 0.31" x 0.12" x 0.05"(OuterD*Inner Hole D*T) Material : Steel Paper Color : Red Weight : 7g Package Content : 100Pcs(2%)xInsulatedWashers